Ticker: IOSP CUSIP: 45768S105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2025 | 528,144 | $50,042 | $103.54 | $91.98 - $114.58 |
| Q4 2024 | 1,580,115 | $173,907 | $111.62 | $104.73 - $124.78 |
| Q3 2024 | 1,805,546 | $204,189 | $113.17 | $101.07 - $129.81 |
| Q2 2024 | 1,794,315 | $221,759 | $121.30 | $115.10 - $129.23 |
| Q1 2024 | 1,972,110 | $254,284 | $117.37 | $110.33 - $126.78 |
| Q4 2023 | 1,950,016 | $240,320 | $102.52 | $91.88 - $121.65 |
| Q3 2023 | 1,975,170 | $201,862 | $100.32 | $93.27 - $107.44 |
| Q2 2023 | 1,900,080 | $190,844 | $95.78 | $88.08 - $103.21 |
| Q1 2023 | 2,111,067 | $216,743 | $102.60 | $90.19 - $110.59 |
| Q4 2022 | 1,772,647 | $182,334 | $96.50 | $78.79 - $110.27 |
| Q3 2022 | 1,596,529 | $136,775 | $89.51 | $80.19 - $98.62 |
| Q2 2022 | 1,353,828 | $129,683 | $91.85 | $81.71 - $101.29 |
| Q1 2022 | 689,527 | $63,816 | $89.19 | $83.58 - $94.67 |
| Q4 2021 | 642,200 | $58,016 | $82.93 | $76.29 - $89.94 |
| Q3 2021 | 557,098 | $46,919 | $83.46 | $75.85 - $90.38 |
| Q2 2021 | 418,076 | $37,882 | $92.53 | $83.80 - $100.29 |
| Q1 2021 | 395,765 | $40,641 | $92.10 | $80.91 - $99.72 |
| Q4 2020 | 341,977 | $31,028 | $71.95 | $57.19 - $85.43 |
| Q3 2020 | 306,164 | $19,386 | $68.67 | $56.85 - $78.17 |
| Q2 2020 | 308,761 | $23,852 | $67.35 | $57.02 - $79.77 |
| Q1 2020 | 307,011 | $21,334 | $83.79 | $52.02 - $98.93 |
| Q4 2019 | 390,393 | $40,382 | $87.47 | $77.84 - $97.70 |
| Q3 2019 | 395,637 | $35,267 | $81.78 | $74.31 - $88.66 |
| Q2 2019 | 385,661 | $35,188 | $76.63 | $71.16 - $83.47 |
| Q1 2019 | 272,262 | $22,693 | $67.58 | $51.63 - $78.46 |
| Q4 2018 | 271,103 | $16,743 | $62.18 | $48.12 - $70.66 |
| Q3 2018 | 258,283 | $19,823 | $70.20 | $64.67 - $74.99 |
| Q2 2018 | 228,664 | $17,504 | $67.39 | $59.37 - $73.05 |
| Q1 2018 | 206,751 | $14,183 | $62.31 | $55.67 - $66.49 |
| Q4 2017 | 194,997 | $13,767 | $59.54 | $53.90 - $66.58 |
| Q3 2017 | 197,829 | $12,196 | $53.37 | $48.20 - $59.20 |
| Q2 2017 | 191,699 | $12,566 | $57.04 | $53.20 - $62.50 |
| Q1 2017 | 88,547 | $5,733 | $59.26 | $51.41 - $66.19 |